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-rw-r--r--lib/compiler/src/cerl.erl67
-rw-r--r--lib/compiler/src/cerl_clauses.erl11
-rw-r--r--lib/compiler/src/cerl_inline.erl8
-rw-r--r--lib/compiler/src/cerl_trees.erl8
-rw-r--r--lib/compiler/src/core_lib.erl2
-rw-r--r--lib/compiler/src/core_parse.hrl2
-rw-r--r--lib/compiler/src/core_parse.yrl8
-rw-r--r--lib/compiler/src/core_pp.erl14
-rw-r--r--lib/compiler/src/erl_bifs.erl1
-rw-r--r--lib/compiler/src/sys_core_fold.erl8
-rw-r--r--lib/compiler/src/v3_core.erl56
-rw-r--r--lib/compiler/src/v3_kernel.erl34
-rw-r--r--lib/compiler/src/v3_kernel_pp.erl18
-rw-r--r--lib/compiler/test/core_SUITE_data/map_core_test.core4
-rw-r--r--lib/debugger/src/dbg_ieval.erl16
-rw-r--r--lib/debugger/src/debugger.erl6
-rw-r--r--lib/debugger/test/int_eval_SUITE.erl9
-rw-r--r--lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl3
-rw-r--r--lib/debugger/test/map_SUITE.erl6
-rw-r--r--lib/dialyzer/src/dialyzer_cl.erl6
-rw-r--r--lib/hipe/cerl/Makefile11
-rw-r--r--lib/hipe/cerl/cerl_to_icode.erl38
-rw-r--r--lib/hipe/cerl/erl_types.erl5
-rw-r--r--lib/hipe/icode/hipe_icode.erl13
-rw-r--r--lib/hipe/icode/hipe_icode.hrl1
-rw-r--r--lib/hipe/icode/hipe_icode_fp.erl2
-rw-r--r--lib/hipe/icode/hipe_icode_mulret.erl16
-rw-r--r--lib/hipe/regalloc/hipe_ls_regalloc.erl4
-rw-r--r--lib/hipe/regalloc/hipe_optimistic_regalloc.erl4
-rw-r--r--lib/kernel/doc/src/file.xml9
-rw-r--r--lib/kernel/src/file.erl3
-rw-r--r--lib/ssl/src/ssl_handshake.erl11
-rw-r--r--lib/ssl/src/tls_v1.erl6
-rw-r--r--lib/ssl/test/ssl_handshake_SUITE.erl12
-rw-r--r--lib/stdlib/src/erl_eval.erl25
-rw-r--r--lib/stdlib/src/erl_lint.erl96
-rw-r--r--lib/stdlib/test/erl_eval_SUITE.erl2
-rw-r--r--lib/stdlib/test/erl_lint_SUITE.erl58
-rw-r--r--lib/tools/emacs/erlang.el14
-rw-r--r--lib/tools/emacs/test.erl.indented11
-rw-r--r--lib/tools/emacs/test.erl.orig11
41 files changed, 483 insertions, 156 deletions
diff --git a/lib/compiler/src/cerl.erl b/lib/compiler/src/cerl.erl
index 3c121f3b04..ecc4b2c9b1 100644
--- a/lib/compiler/src/cerl.erl
+++ b/lib/compiler/src/cerl.erl
@@ -124,9 +124,9 @@
%% keep map exports here for now
map_es/1,
- map_val/1,
+ map_arg/1,
update_c_map/3,
- ann_c_map/3,
+ ann_c_map/2, ann_c_map/3,
map_pair_op/1,map_pair_key/1,map_pair_val/1,
update_c_map_pair/4,
ann_c_map_pair/4
@@ -135,6 +135,9 @@
-export_type([c_binary/0, c_call/0, c_clause/0, c_cons/0, c_fun/0, c_literal/0,
c_module/0, c_tuple/0, c_values/0, c_var/0, cerl/0, var_name/0]).
+%% HiPE does not understand Maps
+%% (guard functions is_map/1 and map_size/1 in ann_c_map/3)
+-compile(no_native).
%%
%% needed by the include file below -- do not move
%%
@@ -1575,20 +1578,70 @@ ann_make_list(_, [], Node) ->
%% ---------------------------------------------------------------------
%% maps
--spec map_es(c_map()) -> [cerl()].
+-spec map_es(c_map()) -> [c_map_pair()].
map_es(#c_map{es = Es}) ->
Es.
--spec map_val(c_map()) -> cerl().
-map_val(#c_map{var = M}) ->
+-spec map_arg(c_map()) -> c_map() | c_literal().
+
+map_arg(#c_map{arg = M}) ->
M.
+-spec ann_c_map([term()], [cerl()]) -> c_map() | c_literal().
+
+ann_c_map(As,Es) ->
+ ann_c_map(As, #c_literal{val=#{}}, Es).
+
+-spec ann_c_map([term()], c_map() | c_literal(), [c_map_pair()]) -> c_map() | c_literal().
+
+ann_c_map(As,#c_literal{val=Mval}=M,Es) when is_map(Mval), map_size(Mval) =:= 0 ->
+ Pairs = [[Ck,Cv]||#c_map_pair{key=Ck,val=Cv}<-Es],
+ IsLit = lists:foldl(fun(Pair,Res) ->
+ Res andalso is_lit_list(Pair)
+ end, true, Pairs),
+ Fun = fun(Pair) -> [K,V] = lit_list_vals(Pair), {K,V} end,
+ case IsLit of
+ false ->
+ #c_map{arg=M, es=Es, anno=As };
+ true ->
+ #c_literal{anno=As, val=maps:from_list(lists:map(Fun, Pairs))}
+ end;
+ann_c_map(As,#c_literal{val=M},Es) when is_map(M) ->
+ fold_map_pairs(As,Es,M);
ann_c_map(As,M,Es) ->
- #c_map{var=M,es = Es, anno = As }.
+ #c_map{arg=M, es=Es, anno=As }.
+
+fold_map_pairs(As,[],M) -> #c_literal{anno=As,val=M};
+%% M#{ K => V}
+fold_map_pairs(As,[#c_map_pair{op=#c_literal{val=assoc},key=Ck,val=Cv}=E|Es],M) ->
+ case is_lit_list([Ck,Cv]) of
+ true ->
+ [K,V] = lit_list_vals([Ck,Cv]),
+ fold_map_pairs(As,Es,maps:put(K,V,M));
+ false ->
+ #c_map{arg=#c_literal{val=M,anno=As}, es=[E|Es], anno=As }
+ end;
+%% M#{ K := V}
+fold_map_pairs(As,[#c_map_pair{op=#c_literal{val=exact},key=Ck,val=Cv}=E|Es],M) ->
+ case is_lit_list([Ck,Cv]) of
+ true ->
+ [K,V] = lit_list_vals([Ck,Cv]),
+ case maps:is_key(K,M) of
+ true -> fold_map_pairs(As,Es,maps:put(K,V,M));
+ false ->
+ #c_map{arg=#c_literal{val=M,anno=As}, es=[E|Es], anno=As }
+ end;
+ false ->
+ #c_map{arg=#c_literal{val=M,anno=As}, es=[E|Es], anno=As }
+ end;
+fold_map_pairs(As,Es,M) ->
+ #c_map{arg=#c_literal{val=M,anno=As}, es=Es, anno=As }.
+
+%-spec update_c_map(c_map() | c_literal(), [c_map_pair()]) -> c_map() | c_literal().
update_c_map(Old,M,Es) ->
- #c_map{var=M, es = Es, anno = get_ann(Old)}.
+ #c_map{arg=M, es = Es, anno = get_ann(Old)}.
map_pair_key(#c_map_pair{key=K}) -> K.
map_pair_val(#c_map_pair{val=V}) -> V.
diff --git a/lib/compiler/src/cerl_clauses.erl b/lib/compiler/src/cerl_clauses.erl
index 76d70dcabf..87bd47c08b 100644
--- a/lib/compiler/src/cerl_clauses.erl
+++ b/lib/compiler/src/cerl_clauses.erl
@@ -356,14 +356,19 @@ match(P, E, Bs) ->
end;
map ->
%% The most we can do is to say "definitely no match" if a
- %% binary pattern is matched against non-binary data.
+ %% map pattern is matched against non-map data.
case E of
any ->
{false, Bs};
_ ->
case type(E) of
- literal ->
- none;
+ literal ->
+ case is_map(concrete(E)) of
+ false ->
+ none;
+ true ->
+ {false, Bs}
+ end;
cons ->
none;
tuple ->
diff --git a/lib/compiler/src/cerl_inline.erl b/lib/compiler/src/cerl_inline.erl
index fa1d34cc9b..75740e8b9d 100644
--- a/lib/compiler/src/cerl_inline.erl
+++ b/lib/compiler/src/cerl_inline.erl
@@ -64,7 +64,7 @@
seq_body/1, set_ann/2, try_arg/1, try_body/1, try_vars/1,
try_evars/1, try_handler/1, tuple_es/1, tuple_arity/1,
type/1, values_es/1, var_name/1,
- map_val/1, map_es/1, update_c_map/3,
+ map_arg/1, map_es/1, update_c_map/3,
update_c_map_pair/4,
map_pair_op/1, map_pair_key/1, map_pair_val/1
]).
@@ -1343,7 +1343,7 @@ i_bitstr(E, Ren, Env, S) ->
i_map(E, Ctx, Ren, Env, S) ->
%% Visit the segments for value.
- {M1, S1} = i(map_val(E), value, Ren, Env, S),
+ {M1, S1} = i(map_arg(E), value, Ren, Env, S),
{Es, S2} = mapfoldl(fun (E, S) ->
i_map_pair(E, Ctx, Ren, Env, S)
end, S1, map_es(E)),
@@ -1420,8 +1420,8 @@ i_pattern(E, Ren, Env, Ren0, Env0, S) ->
S2 = count_size(weight(binary), S1),
{update_c_binary(E, Es), S2};
map ->
- %% map patterns should not have vals
- M = map_val(E),
+ %% map patterns should not have args
+ M = map_arg(E),
{Es, S1} = mapfoldl(fun (E, S) ->
i_map_pair_pattern(E, Ren, Env, Ren0, Env0, S)
diff --git a/lib/compiler/src/cerl_trees.erl b/lib/compiler/src/cerl_trees.erl
index 2ebeab243f..e53bdd4efb 100644
--- a/lib/compiler/src/cerl_trees.erl
+++ b/lib/compiler/src/cerl_trees.erl
@@ -57,7 +57,7 @@
update_c_try/6, update_c_tuple/2, update_c_tuple_skel/2,
update_c_values/2, values_es/1, var_name/1,
- map_val/1, map_es/1,
+ map_arg/1, map_es/1,
ann_c_map/3,
update_c_map/3,
map_pair_key/1,map_pair_val/1,map_pair_op/1,
@@ -138,7 +138,7 @@ map_1(F, T) ->
tuple ->
update_c_tuple_skel(T, map_list(F, tuple_es(T)));
map ->
- update_c_map(T, map(F,map_val(T)), map_list(F, map_es(T)));
+ update_c_map(T, map(F, map_arg(T)), map_list(F, map_es(T)));
map_pair ->
update_c_map_pair(T, map(F, map_pair_op(T)),
map(F, map_pair_key(T)),
@@ -372,7 +372,7 @@ mapfold(F, S0, T) ->
{Ts, S1} = mapfold_list(F, S0, tuple_es(T)),
F(update_c_tuple_skel(T, Ts), S1);
map ->
- {M , S1} = mapfold(F, S0, map_val(T)),
+ {M , S1} = mapfold(F, S0, map_arg(T)),
{Ts, S2} = mapfold_list(F, S1, map_es(T)),
F(update_c_map(T, M, Ts), S2);
map_pair ->
@@ -724,7 +724,7 @@ label(T, N, Env) ->
{As, N2} = label_ann(T, N1),
{ann_c_tuple_skel(As, Ts), N2};
map ->
- {M, N1} = label(map_val(T), N, Env),
+ {M, N1} = label(map_arg(T), N, Env),
{Ts, N2} = label_list(map_es(T), N1, Env),
{As, N3} = label_ann(T, N2),
{ann_c_map(As, M, Ts), N3};
diff --git a/lib/compiler/src/core_lib.erl b/lib/compiler/src/core_lib.erl
index ed181e3baa..93ec3bbad5 100644
--- a/lib/compiler/src/core_lib.erl
+++ b/lib/compiler/src/core_lib.erl
@@ -105,7 +105,7 @@ vu_expr(V, #c_cons{hd=H,tl=T}) ->
vu_expr(V, H) orelse vu_expr(V, T);
vu_expr(V, #c_tuple{es=Es}) ->
vu_expr_list(V, Es);
-vu_expr(V, #c_map{var=M,es=Es}) ->
+vu_expr(V, #c_map{arg=M,es=Es}) ->
vu_expr(V, M) orelse vu_expr_list(V, Es);
vu_expr(V, #c_map_pair{key=Key,val=Val}) ->
vu_expr_list(V, [Key,Val]);
diff --git a/lib/compiler/src/core_parse.hrl b/lib/compiler/src/core_parse.hrl
index d54715ef59..20f3a46991 100644
--- a/lib/compiler/src/core_parse.hrl
+++ b/lib/compiler/src/core_parse.hrl
@@ -103,5 +103,5 @@
val}).
-record(c_map, {anno=[],
- var=#c_literal{val=[]} :: #c_var{} | #c_literal{},
+ arg=#c_literal{val=#{}} :: #c_var{} | #c_literal{},
es :: [#c_map_pair{}]}).
diff --git a/lib/compiler/src/core_parse.yrl b/lib/compiler/src/core_parse.yrl
index b8db0f683a..a66ad4235f 100644
--- a/lib/compiler/src/core_parse.yrl
+++ b/lib/compiler/src/core_parse.yrl
@@ -21,7 +21,7 @@
%% Have explicit productions for annotated phrases named anno_XXX.
%% This just does an XXX and adds the annotation.
-Expect 1.
+Expect 0.
Nonterminals
@@ -285,9 +285,9 @@ tuple -> '{' '}' : c_tuple([]).
tuple -> '{' anno_expressions '}' : c_tuple('$2').
map_expr -> '~' '{' '}' '~' : #c_map{es=[]}.
-map_expr -> '~' '{' map_pairs '}' '~' : #c_map{es='$3'}.
-map_expr -> variable '~' '{' '}' '~' : #c_map{var='$1',es=[]}.
-map_expr -> variable '~' '{' map_pairs '}' '~' : #c_map{var='$1',es='$4'}.
+map_expr -> '~' '{' map_pairs '}' '~' : #c_map{es='$3'}.
+map_expr -> '~' '{' map_pairs '|' variable '}' '~' : #c_map{arg='$5',es='$3'}.
+map_expr -> '~' '{' map_pairs '|' map_expr '}' '~' : #c_map{arg='$5',es='$3'}.
map_pairs -> map_pair : ['$1'].
map_pairs -> map_pair ',' map_pairs : ['$1' | '$3'].
diff --git a/lib/compiler/src/core_pp.erl b/lib/compiler/src/core_pp.erl
index faa26ec6df..a76327457d 100644
--- a/lib/compiler/src/core_pp.erl
+++ b/lib/compiler/src/core_pp.erl
@@ -118,6 +118,12 @@ format_1(#c_literal{val=Tuple}, Ctxt) when is_tuple(Tuple) ->
format_1(#c_literal{anno=A,val=Bitstring}, Ctxt) when is_bitstring(Bitstring) ->
Segs = segs_from_bitstring(Bitstring),
format_1(#c_binary{anno=A,segments=Segs}, Ctxt);
+format_1(#c_literal{anno=A,val=M},Ctxt) when is_map(M) ->
+ Pairs = maps:to_list(M),
+ Cpairs = [#c_map_pair{op=#c_literal{val=assoc},
+ key=#c_literal{val=V},
+ val=#c_literal{val=K}} || {K,V} <- Pairs],
+ format_1(#c_map{anno=A,arg=#c_literal{val=#{}},es=Cpairs},Ctxt);
format_1(#c_var{name={I,A}}, _) ->
[core_atom(I),$/,integer_to_list(A)];
format_1(#c_var{name=V}, _) ->
@@ -161,15 +167,15 @@ format_1(#c_tuple{es=Es}, Ctxt) ->
format_hseq(Es, ",", add_indent(Ctxt, 1), fun format/2),
$}
];
-format_1(#c_map{var=#c_var{}=Var,es=Es}, Ctxt) ->
- [format_1(Var, Ctxt),
- "~{",
+format_1(#c_map{arg=#c_literal{val=M},es=Es}, Ctxt) when is_map(M),map_size(M)=:=0 ->
+ ["~{",
format_hseq(Es, ",", add_indent(Ctxt, 1), fun format/2),
"}~"
];
-format_1(#c_map{es=Es}, Ctxt) ->
+format_1(#c_map{arg=Var,es=Es}, Ctxt) ->
["~{",
format_hseq(Es, ",", add_indent(Ctxt, 1), fun format/2),
+ "|",format(Var, add_indent(Ctxt, 1)),
"}~"
];
format_1(#c_map_pair{op=#c_literal{val=assoc},key=K,val=V}, Ctxt) ->
diff --git a/lib/compiler/src/erl_bifs.erl b/lib/compiler/src/erl_bifs.erl
index 3ad3c8c690..6c75538194 100644
--- a/lib/compiler/src/erl_bifs.erl
+++ b/lib/compiler/src/erl_bifs.erl
@@ -91,6 +91,7 @@ is_pure(erlang, is_float, 1) -> true;
is_pure(erlang, is_function, 1) -> true;
is_pure(erlang, is_integer, 1) -> true;
is_pure(erlang, is_list, 1) -> true;
+is_pure(erlang, is_map, 1) -> true;
is_pure(erlang, is_number, 1) -> true;
is_pure(erlang, is_pid, 1) -> true;
is_pure(erlang, is_port, 1) -> true;
diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl
index 058abd3357..52d6dfe184 100644
--- a/lib/compiler/src/sys_core_fold.erl
+++ b/lib/compiler/src/sys_core_fold.erl
@@ -72,7 +72,7 @@
-import(lists, [map/2,foldl/3,foldr/3,mapfoldl/3,all/2,any/2,
reverse/1,reverse/2,member/2,nth/2,flatten/1,unzip/1]).
--import(cerl, [ann_c_cons/3,ann_c_tuple/2]).
+-import(cerl, [ann_c_cons/3,ann_c_map/3,ann_c_tuple/2]).
-include("core_parse.hrl").
@@ -246,7 +246,7 @@ expr(#c_tuple{anno=Anno,es=Es0}=Tuple, Ctxt, Sub) ->
value ->
ann_c_tuple(Anno, Es)
end;
-expr(#c_map{var=V0,es=Es0}=Map, Ctxt, Sub) ->
+expr(#c_map{anno=Anno,arg=V0,es=Es0}=Map, Ctxt, Sub) ->
Es = pair_list(Es0, Ctxt, Sub),
case Ctxt of
effect ->
@@ -254,7 +254,7 @@ expr(#c_map{var=V0,es=Es0}=Map, Ctxt, Sub) ->
expr(make_effect_seq(Es, Sub), Ctxt, Sub);
value ->
V = expr(V0, Ctxt, Sub),
- Map#c_map{var=V,es=Es}
+ ann_c_map(Anno,V,Es)
end;
expr(#c_binary{segments=Ss}=Bin0, Ctxt, Sub) ->
%% Warn for useless building, but always build the binary
@@ -1378,6 +1378,7 @@ eval_is_record(Call, _, _, _, _) -> Call.
is_not_integer(#c_literal{val=Val}) when not is_integer(Val) -> true;
is_not_integer(#c_tuple{}) -> true;
is_not_integer(#c_cons{}) -> true;
+is_not_integer(#c_map{}) -> true;
is_not_integer(_) -> false.
%% is_not_tuple(Core) -> true | false.
@@ -1385,6 +1386,7 @@ is_not_integer(_) -> false.
is_not_tuple(#c_literal{val=Val}) when not is_tuple(Val) -> true;
is_not_tuple(#c_cons{}) -> true;
+is_not_tuple(#c_map{}) -> true;
is_not_tuple(_) -> false.
%% eval_setelement(Call, Pos, Tuple, NewVal) -> Core.
diff --git a/lib/compiler/src/v3_core.erl b/lib/compiler/src/v3_core.erl
index 3d17557e01..082809b8a0 100644
--- a/lib/compiler/src/v3_core.erl
+++ b/lib/compiler/src/v3_core.erl
@@ -77,7 +77,8 @@
splitwith/2,keyfind/3,sort/1,foreach/2,droplast/1,last/1]).
-import(ordsets, [add_element/2,del_element/2,is_element/2,
union/1,union/2,intersection/2,subtract/2]).
--import(cerl, [ann_c_cons/3,ann_c_cons_skel/3,ann_c_tuple/2,c_tuple/1]).
+-import(cerl, [ann_c_cons/3,ann_c_cons_skel/3,ann_c_tuple/2,c_tuple/1,
+ ann_c_map/2, ann_c_map/3]).
-include("core_parse.hrl").
@@ -515,12 +516,20 @@ expr({map,L,Es0}, St0) ->
% in map construction.
{Es1,Eps,St1} = map_pair_list(Es0, St0),
A = lineno_anno(L, St1),
- {#c_map{anno=A,es=Es1},Eps,St1};
+ {ann_c_map(A,Es1),Eps,St1};
expr({map,L,M0,Es0}, St0) ->
- {M1,Mps,St1} = safe(M0, St0),
- {Es1,Eps,St2} = map_pair_list(Es0, St1),
- A = lineno_anno(L, St2),
- {#c_map{anno=A,var=M1,es=Es1},Mps++Eps,St2};
+ try expr_map(M0,Es0,lineno_anno(L, St0),St0) of
+ {_,_,_}=Res -> Res
+ catch
+ throw:bad_map ->
+ St = add_warning(L, bad_map, St0),
+ LineAnno = lineno_anno(L, St),
+ As = [#c_literal{anno=LineAnno,val=badarg}],
+ {#icall{anno=#a{anno=LineAnno}, %Must have an #a{}
+ module=#c_literal{anno=LineAnno,val=erlang},
+ name=#c_literal{anno=LineAnno,val=error},
+ args=As},[],St}
+ end;
expr({bin,L,Es0}, St0) ->
try expr_bin(Es0, lineno_anno(L, St0), St0) of
{_,_,_}=Res -> Res
@@ -730,6 +739,37 @@ make_bool_switch_guard(L, E, V, T, F) ->
{clause,NegL,[V],[],[V]}
]}.
+expr_map(M0,Es0,A,St0) ->
+ {M1,Mps,St1} = safe(M0, St0),
+ case is_valid_map_src(M1) of
+ true ->
+ case {M1,Es0} of
+ {#c_var{}, []} ->
+ %% transform M#{} to is_map(M)
+ {Vpat,St2} = new_var(St1),
+ {Fpat,St3} = new_var(St2),
+ Cs = [#iclause{
+ anno=A,
+ pats=[Vpat],
+ guard=[#icall{anno=#a{anno=A},
+ module=#c_literal{anno=A,val=erlang},
+ name=#c_literal{anno=A,val=is_map},
+ args=[Vpat]}],
+ body=[Vpat]}],
+ Fc = fail_clause([Fpat], A, #c_literal{val=badarg}),
+ {#icase{anno=#a{anno=A},args=[M1],clauses=Cs,fc=Fc},Mps,St3};
+ {_,_} ->
+ {Es1,Eps,St2} = map_pair_list(Es0, St1),
+ {ann_c_map(A,M1,Es1),Mps++Eps,St2}
+ end;
+ false -> throw(bad_map)
+ end.
+
+is_valid_map_src(#c_literal{val = M}) when is_map(M) -> true;
+is_valid_map_src(#c_map{}) -> true;
+is_valid_map_src(#c_var{}) -> true;
+is_valid_map_src(_) -> false.
+
map_pair_list(Es, St) ->
foldr(fun
({map_field_assoc,L,K0,V0}, {Ces,Esp,St0}) ->
@@ -2256,7 +2296,9 @@ is_simple_list(Es) -> lists:all(fun is_simple/1, Es).
format_error(nomatch) ->
"pattern cannot possibly match";
format_error(bad_binary) ->
- "binary construction will fail because of a type mismatch".
+ "binary construction will fail because of a type mismatch";
+format_error(bad_map) ->
+ "map construction will fail because of a type mismatch".
add_warning(Line, Term, #core{ws=Ws,file=[{file,File}]}=St) when Line >= 0 ->
St#core{ws=[{File,[{location(Line),?MODULE,Term}]}|Ws]};
diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl
index d00dd56f30..d3b785aa14 100644
--- a/lib/compiler/src/v3_kernel.erl
+++ b/lib/compiler/src/v3_kernel.erl
@@ -272,9 +272,18 @@ expr(#c_cons{anno=A,hd=Ch,tl=Ct}, Sub, St0) ->
expr(#c_tuple{anno=A,es=Ces}, Sub, St0) ->
{Kes,Ep,St1} = atomic_list(Ces, Sub, St0),
{#k_tuple{anno=A,es=Kes},Ep,St1};
-expr(#c_map{anno=A,var=Var0,es=Ces}, Sub, St0) ->
- {Var,[],St1} = expr(Var0, Sub, St0),
- map_split_pairs(A, Var, Ces, Sub, St1);
+expr(#c_map{anno=A,arg=Var,es=Ces}, Sub, St0) ->
+ try expr_map(A,Var,Ces,Sub,St0) of
+ {_,_,_}=Res -> Res
+ catch
+ throw:bad_map ->
+ St1 = add_warning(get_line(A), bad_map, A, St0),
+ Erl = #c_literal{val=erlang},
+ Name = #c_literal{val=error},
+ Args = [#c_literal{val=badarg}],
+ Error = #c_call{anno=A,module=Erl,name=Name,args=Args},
+ expr(Error, Sub, St1)
+ end;
expr(#c_binary{anno=A,segments=Cv}, Sub, St0) ->
try atomic_bin(Cv, Sub, St0) of
{Kv,Ep,St1} ->
@@ -496,6 +505,21 @@ translate_match_fail_1(Anno, As, Sub, #kern{ff=FF}) ->
translate_fc(Args) ->
[#c_literal{val=function_clause},make_list(Args)].
+expr_map(A,Var0,Ces,Sub,St0) ->
+ %% An extra pass of validation of Map src because of inlining
+ {Var,Mps,St1} = expr(Var0, Sub, St0),
+ case is_valid_map_src(Var) of
+ true ->
+ {Km,Eps,St2} = map_split_pairs(A, Var, Ces, Sub, St1),
+ {Km,Eps++Mps,St2};
+ false -> throw(bad_map)
+ end.
+
+is_valid_map_src(#k_map{}) -> true;
+is_valid_map_src(#k_literal{val=M}) when is_map(M) -> true;
+is_valid_map_src(#k_var{}) -> true;
+is_valid_map_src(_) -> false.
+
map_split_pairs(A, Var, Ces, Sub, St0) ->
%% two steps
%% 1. force variables
@@ -1986,7 +2010,9 @@ format_error(nomatch_shadow) ->
format_error(bad_call) ->
"invalid module and/or function name; this call will always fail";
format_error(bad_segment_size) ->
- "binary construction will fail because of a type mismatch".
+ "binary construction will fail because of a type mismatch";
+format_error(bad_map) ->
+ "map construction will fail because of a type mismatch".
add_warning(none, Term, Anno, #kern{ws=Ws}=St) ->
File = get_file(Anno),
diff --git a/lib/compiler/src/v3_kernel_pp.erl b/lib/compiler/src/v3_kernel_pp.erl
index b4e486f97c..b33eba50eb 100644
--- a/lib/compiler/src/v3_kernel_pp.erl
+++ b/lib/compiler/src/v3_kernel_pp.erl
@@ -104,20 +104,26 @@ format_1(#k_tuple{es=Es}, Ctxt) ->
format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
$}
];
-format_1(#k_map{var=#k_var{}=Var,es=Es}, Ctxt) ->
- [$~,${,
+format_1(#k_map{var=#k_literal{val=M},op=assoc,es=Es}, Ctxt) when is_map(M), map_size(M) =:= 0 ->
+ ["~{",
format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
- " | ",format_1(Var, Ctxt),
- $},$~
+ "}~"
];
-format_1(#k_map{op=assoc,es=Es}, Ctxt) ->
+format_1(#k_map{var=#k_literal{val=M},op=exact,es=Es}, Ctxt) when is_map(M), map_size(M) =:= 0 ->
+ ["::{",
+ format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
+ "}::"
+ ];
+format_1(#k_map{var=Var,op=assoc,es=Es}, Ctxt) ->
["~{",
format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
+ " | ",format_1(Var, Ctxt),
"}~"
];
-format_1(#k_map{es=Es}, Ctxt) ->
+format_1(#k_map{var=Var,op=exact,es=Es}, Ctxt) ->
["::{",
format_hseq(Es, ",", ctxt_bump_indent(Ctxt, 1), fun format/2),
+ " | ",format_1(Var, Ctxt),
"}::"
];
format_1(#k_map_pair{key=K,val=V}, Ctxt) ->
diff --git a/lib/compiler/test/core_SUITE_data/map_core_test.core b/lib/compiler/test/core_SUITE_data/map_core_test.core
index 7ece8a8bbd..2aa853d450 100644
--- a/lib/compiler/test/core_SUITE_data/map_core_test.core
+++ b/lib/compiler/test/core_SUITE_data/map_core_test.core
@@ -67,7 +67,7 @@ module 'map_core_test' ['map_core_test'/0,
(Val, V)
in let <_cor5> =
%% Line 21
- M~{~<1337,_cor4>,~<'val',_cor2>}~
+ ~{~<1337,_cor4>,~<'val',_cor2>|M}~
in %% Line 21
apply 'call'/2
(_cor5, Vs)
@@ -92,4 +92,4 @@ module 'map_core_test' ['map_core_test'/0,
fun (_cor0) ->
call 'erlang':'get_module_info'
('map_core_test', _cor0)
-end \ No newline at end of file
+end
diff --git a/lib/debugger/src/dbg_ieval.erl b/lib/debugger/src/dbg_ieval.erl
index 1d36aae8ee..0653ce4c00 100644
--- a/lib/debugger/src/dbg_ieval.erl
+++ b/lib/debugger/src/dbg_ieval.erl
@@ -663,12 +663,16 @@ expr({map,Line,Fs0}, Bs0, Ieval) ->
expr({map,Line,E0,Fs0}, Bs0, Ieval0) ->
Ieval = Ieval0#ieval{line=Line,top=false},
{value,E,Bs1} = expr(E0, Bs0, Ieval),
- {Fs,Bs2} = eval_map_fields(Fs0, Bs1, Ieval),
- Value = lists:foldl(fun ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi);
- ({map_exact,K,V}, Mi) -> maps:update(K,V,Mi) end,
- E, Fs),
- {value,Value,Bs2};
-
+ case E of
+ #{} ->
+ {Fs,Bs2} = eval_map_fields(Fs0, Bs1, Ieval),
+ Value = lists:foldl(fun ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi);
+ ({map_exact,K,V}, Mi) -> maps:update(K,V,Mi)
+ end, E, Fs),
+ {value,Value,Bs2};
+ _ ->
+ exception(error, {badarg,E}, Bs1, Ieval)
+ end;
%% A block of statements
expr({block,Line,Es},Bs,Ieval) ->
seq(Es, Bs, Ieval#ieval{line=Line});
diff --git a/lib/debugger/src/debugger.erl b/lib/debugger/src/debugger.erl
index 8a2ac28df5..77fd0acb70 100644
--- a/lib/debugger/src/debugger.erl
+++ b/lib/debugger/src/debugger.erl
@@ -51,12 +51,6 @@
%% ------------------------------
%% Help window for creating new breakpoints.
%%
-%% dbg_wx_edit, dbg_wx_edit_win
-%% --------------------------------------
-%% Help window for editing terms, used for setting backtrace size
-%% (i.e. how many stack frames to display in the attach process window)
-%% and changing variable values.
-%%
%% dbg_wx_interpret, dbg_wx_filedialog_win
%% --------------------------------------
%% Help window for selecting modules to interpret.
diff --git a/lib/debugger/test/int_eval_SUITE.erl b/lib/debugger/test/int_eval_SUITE.erl
index 4ffcf7888e..ecbd68ab40 100644
--- a/lib/debugger/test/int_eval_SUITE.erl
+++ b/lib/debugger/test/int_eval_SUITE.erl
@@ -28,7 +28,7 @@
bifs_outside_erlang/1, spawning/1, applying/1,
catch_and_throw/1, external_call/1, test_module_info/1,
apply_interpreted_fun/1, apply_uninterpreted_fun/1,
- interpreted_exit/1, otp_8310/1, stacktrace/1]).
+ interpreted_exit/1, otp_8310/1, stacktrace/1, maps/1]).
%% Helpers.
-export([applier/3]).
@@ -44,7 +44,7 @@ all() ->
[bifs_outside_erlang, spawning, applying,
catch_and_throw, external_call, test_module_info,
apply_interpreted_fun, apply_uninterpreted_fun,
- interpreted_exit, otp_8310, stacktrace].
+ interpreted_exit, otp_8310, stacktrace, maps].
groups() ->
[].
@@ -291,6 +291,11 @@ stacktrace(Config) when is_list(Config) ->
end,
ok.
+maps(Config) when is_list(Config) ->
+ Fun = fun () -> ?IM:empty_map_update([camembert]) end,
+ {'EXIT',{{badarg,[camembert]},_}} = spawn_eval(Fun),
+ ok.
+
do_eval(Config, Mod) ->
?line DataDir = ?config(data_dir, Config),
diff --git a/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl b/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl
index ab485fd350..e047a33d8c 100644
--- a/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl
+++ b/lib/debugger/test/int_eval_SUITE_data/my_int_eval_module.erl
@@ -29,6 +29,7 @@
-export([more_catch/1,more_nocatch/1,exit_me/0]).
-export([f/1, f_try/1, f_catch/1]).
-export([otp_5837/1, otp_8310/0]).
+-export([empty_map_update/1]).
%% Internal exports.
-export([echo/2,my_subtract/2,catch_a_ball/0,throw_a_ball/0]).
@@ -241,3 +242,5 @@ otp_8310() ->
true = begin (X3 = true) orelse X3, X3 end,
false = begin (X4 = false) orelse X4, X4 end,
ok.
+
+empty_map_update(Map) -> Map#{}.
diff --git a/lib/debugger/test/map_SUITE.erl b/lib/debugger/test/map_SUITE.erl
index 741ad2dc41..0076193725 100644
--- a/lib/debugger/test/map_SUITE.erl
+++ b/lib/debugger/test/map_SUITE.erl
@@ -226,8 +226,8 @@ t_update_map_expressions(Config) when is_list(Config) ->
#{ "a" :=1, "b":=42, "c":=42 } = (maps:from_list([{"a",1},{"b",2}]))#{ "b" := 42, "c" => 42 },
%% Error cases, FIXME: should be 'badmap'?
- {'EXIT',{badarg,_}} = (catch (id(<<>>))#{ a := 42, b => 2 }),
- {'EXIT',{badarg,_}} = (catch (id([]))#{ a := 42, b => 2 }),
+ {'EXIT',{{badarg,<<>>},_}} = (catch (id(<<>>))#{ a := 42, b => 2 }),
+ {'EXIT',{{badarg,[]},_}} = (catch (id([]))#{ a := 42, b => 2 }),
ok.
@@ -244,7 +244,7 @@ t_update_assoc(Config) when is_list(Config) ->
%% Errors cases.
BadMap = id(badmap),
- {'EXIT',{badarg,_}} = (catch BadMap#{nonexisting=>val}),
+ {'EXIT',{{badarg,BadMap},_}} = (catch BadMap#{nonexisting=>val}),
ok.
diff --git a/lib/dialyzer/src/dialyzer_cl.erl b/lib/dialyzer/src/dialyzer_cl.erl
index 3e68d64d53..793efe4b50 100644
--- a/lib/dialyzer/src/dialyzer_cl.erl
+++ b/lib/dialyzer/src/dialyzer_cl.erl
@@ -504,7 +504,9 @@ hipe_compile(Files, #options{erlang_mode = ErlangMode} = Options) ->
_ ->
Mods = [lists, dict, digraph, digraph_utils, ets,
gb_sets, gb_trees, ordsets, sets, sofs,
- cerl, cerl_trees, erl_types, erl_bif_types,
+ %cerl, % uses maps instructions
+ %erl_types, % uses maps instructions
+ cerl_trees, erl_bif_types,
dialyzer_analysis_callgraph, dialyzer, dialyzer_behaviours,
dialyzer_codeserver, dialyzer_contracts,
dialyzer_coordinator, dialyzer_dataflow, dialyzer_dep,
@@ -533,7 +535,7 @@ hc(Mod) ->
case code:is_module_native(Mod) of
true -> ok;
false ->
- %% io:format(" ~s", [Mod]),
+ %% io:format(" ~w", [Mod]),
{ok, Mod} = hipe:c(Mod),
ok
end.
diff --git a/lib/hipe/cerl/Makefile b/lib/hipe/cerl/Makefile
index 506e993ff4..d13dfb33c2 100644
--- a/lib/hipe/cerl/Makefile
+++ b/lib/hipe/cerl/Makefile
@@ -42,8 +42,8 @@ RELSYSDIR = $(RELEASE_PATH)/lib/hipe-$(VSN)
# ----------------------------------------------------
# Target Specs
# ----------------------------------------------------
-MODULES = cerl_cconv cerl_closurean cerl_hipeify \
- cerl_lib cerl_messagean cerl_pmatch cerl_prettypr cerl_to_icode \
+MODULES = cerl_cconv cerl_closurean cerl_hipeify cerl_lib \
+ cerl_messagean cerl_pmatch cerl_prettypr cerl_to_icode \
cerl_typean erl_bif_types erl_types
HRL_FILES= cerl_hipe_primops.hrl
@@ -65,7 +65,7 @@ DOC_FILES= $(MODULES:%=$(DOCS)/%.html)
include ../native.mk
-ERL_COMPILE_FLAGS += +inline +warn_exported_vars +warn_unused_import +warn_missing_spec# +warn_untyped_record
+ERL_COMPILE_FLAGS += -Werror +inline +warn_exported_vars +warn_unused_import +warn_missing_spec #+warn_untyped_record
# ----------------------------------------------------
# Targets
@@ -107,7 +107,6 @@ release_spec: opt
release_docs_spec:
-$(EBIN)/cerl_to_icode.beam: cerl_hipe_primops.hrl ../icode/hipe_icode_primops.hrl
+$(EBIN)/cerl_cconv.beam: cerl_hipe_primops.hrl
$(EBIN)/cerl_hipeify.beam: cerl_hipe_primops.hrl
-$(EBIN)/cerl_lambdalift.beam: cerl_hipe_primops.hrl
-$(EBIN)/erl_bif_types.beam: ../icode/hipe_icode_primops.hrl
+$(EBIN)/cerl_to_icode.beam: cerl_hipe_primops.hrl ../icode/hipe_icode_primops.hrl
diff --git a/lib/hipe/cerl/cerl_to_icode.erl b/lib/hipe/cerl/cerl_to_icode.erl
index 1c1c10d9b0..2645056be1 100644
--- a/lib/hipe/cerl/cerl_to_icode.erl
+++ b/lib/hipe/cerl/cerl_to_icode.erl
@@ -29,9 +29,9 @@
-define(NO_UNUSED, true).
--export([module/2]).
+-export([module/1, module/2]).
-ifndef(NO_UNUSED).
--export([function/3, function/4, module/1]).
+-export([function/3, function/4]).
-endif.
%% Added in an attempt to suppress message by Dialyzer, but I run into
@@ -102,36 +102,32 @@
%% Record definitions
--record(ctxt, {final = false :: boolean(),
- effect = false,
- fail = [], % [] or fail-to label
- class = expr, % expr | guard
- line = 0, % current line number
- 'receive' % undefined | #receive{}
- }).
-
-record('receive', {loop}).
-record(cerl_to_icode__var, {name}).
-record('fun', {label, vars}).
+-record(ctxt, {final = false :: boolean(),
+ effect = false :: boolean(),
+ fail = [], % [] or fail-to label
+ class = expr :: 'expr' | 'guard',
+ line = 0 :: erl_scan:line(), % current line number
+ 'receive' :: 'undefined' | #'receive'{}
+ }).
%% ---------------------------------------------------------------------
%% Code
-
-%% @spec module(Module::cerl()) -> [icode()]
+%% @spec module(Module::cerl()) -> [{mfa(), icode()}]
%% @equiv module(Module, [])
--ifndef(NO_UNUSED).
+-spec module(cerl:c_module()) -> [{mfa(), hipe_icode:icode()}].
+
module(E) ->
module(E, []).
--endif.
-%% @clear
-
-%% @spec module(Module::cerl(), Options::[term()]) -> [icode()]
+%% @spec module(Module::cerl(), Options::[term()]) -> [{mfa(), icode()}]
%%
-%% cerl() = cerl:cerl()
+%% cerl() = cerl:c_module()
%% icode() = hipe_icode:icode()
%%
%% @doc Transforms a Core Erlang module to linear HiPE Icode. The result
@@ -149,7 +145,7 @@ module(E) ->
%% @see function/4
%% @see cerl_hipeify:transform/1
-%% -spec module(cerl:c_module(), [term()]) -> [{mfa(), hipe_icode:icode()}].
+-spec module(cerl:c_module(), [term()]) -> [{mfa(), hipe_icode:icode()}].
module(E, Options) ->
module_1(cerl_hipeify:transform(E, Options), Options).
@@ -163,8 +159,8 @@ module_1(E, Options) ->
throw(error)
end,
S0 = init(M),
- S1 = s__set_pmatch(proplists:get_value(pmatch, Options), S0),
- S2 = s__set_bitlevel_binaries(proplists:get_value(
+ S1 = s__set_pmatch(proplists:get_value(pmatch, Options), S0),
+ S2 = s__set_bitlevel_binaries(proplists:get_value(
bitlevel_binaries, Options), S1),
{Icode, _} = lists:mapfoldl(fun function_definition/2,
S2, cerl:module_defs(E)),
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl
index 32390045e3..aa69b57fa2 100644
--- a/lib/hipe/cerl/erl_types.erl
+++ b/lib/hipe/cerl/erl_types.erl
@@ -218,6 +218,10 @@
%%-define(DO_ERL_TYPES_TEST, true).
-compile({no_auto_import,[min/2,max/2]}).
+%% HiPE does not understand Maps
+%% (guard function is_map/1 in t_from_term/1)
+-compile(no_native).
+
-ifdef(DO_ERL_TYPES_TEST).
-export([test/0]).
-else.
@@ -2156,6 +2160,7 @@ t_from_term(T) when is_integer(T) -> t_integer(T);
t_from_term(T) when is_pid(T) -> t_pid();
t_from_term(T) when is_port(T) -> t_port();
t_from_term(T) when is_reference(T) -> t_reference();
+t_from_term(T) when is_map(T) -> t_map();
t_from_term(T) when is_tuple(T) ->
t_tuple([t_from_term(E) || E <- tuple_to_list(T)]).
diff --git a/lib/hipe/icode/hipe_icode.erl b/lib/hipe/icode/hipe_icode.erl
index 0e651a351c..7b3d087e2d 100644
--- a/lib/hipe/icode/hipe_icode.erl
+++ b/lib/hipe/icode/hipe_icode.erl
@@ -503,7 +503,6 @@
enter_args_update/2,
enter_type/1,
is_enter/1,
-
mk_return/1, %% mk_return(Vars)
%% mk_fail/1, %% mk_fail(Args) class = exit
@@ -606,6 +605,12 @@
-export([highest_var/1, highest_label/1]).
+%%
+%% Exported types
+%%
+
+-export_type([icode/0]).
+
%%---------------------------------------------------------------------
%%
%% Icode
@@ -614,7 +619,7 @@
-spec mk_icode(mfa(), [icode_var()], boolean(), boolean(), [icode_instr()],
{non_neg_integer(),non_neg_integer()},
- {icode_lbl(),icode_lbl()}) -> #icode{}.
+ {icode_lbl(),icode_lbl()}) -> icode().
mk_icode(Fun, Params, IsClosure, IsLeaf, Code, VarRange, LabelRange) ->
#icode{'fun'=Fun, params=Params, code=Code,
is_closure=IsClosure,
@@ -1434,8 +1439,8 @@ subst1([_|Pairs], I) -> subst1(Pairs, I).
%%
%% @doc Returns the successors of an Icode instruction.
%% In CFG form only branch instructions have successors,
-%% but in linear form other instructions like e.g. moves and
-%% others might be the last instruction of some basic block.
+%% but in linear form other instructions like e.g. moves
+%% might be the last instruction of some basic block.
%%
-spec successors(icode_instr()) -> [icode_lbl()].
diff --git a/lib/hipe/icode/hipe_icode.hrl b/lib/hipe/icode/hipe_icode.hrl
index 060493e61e..25deac5152 100644
--- a/lib/hipe/icode/hipe_icode.hrl
+++ b/lib/hipe/icode/hipe_icode.hrl
@@ -178,5 +178,6 @@
var_range :: {non_neg_integer(), non_neg_integer()},
label_range :: {icode_lbl(), icode_lbl()},
info = [] :: icode_info()}).
+-type icode() :: #icode{}.
%%---------------------------------------------------------------------
diff --git a/lib/hipe/icode/hipe_icode_fp.erl b/lib/hipe/icode/hipe_icode_fp.erl
index c0cd9bd2d1..38b3881a77 100644
--- a/lib/hipe/icode/hipe_icode_fp.erl
+++ b/lib/hipe/icode/hipe_icode_fp.erl
@@ -424,7 +424,7 @@ redirect_phis([I|Is] = Code, OldFrom, NewFrom, Acc) ->
NewI = hipe_icode:phi_redirect_pred(I, OldFrom, NewFrom),
redirect_phis(Is, OldFrom, NewFrom, [NewI|Acc]);
_ ->
- lists:reverse(Acc) ++ Code
+ lists:reverse(Acc, Code)
end;
redirect_phis([], _OldFrom, _NewFrom, Acc) ->
lists:reverse(Acc).
diff --git a/lib/hipe/icode/hipe_icode_mulret.erl b/lib/hipe/icode/hipe_icode_mulret.erl
index 2402bad42c..99522f6430 100644
--- a/lib/hipe/icode/hipe_icode_mulret.erl
+++ b/lib/hipe/icode/hipe_icode_mulret.erl
@@ -1166,9 +1166,9 @@ printCallList([]) -> io:format("~n").
%% removeUnElems([#icode_call{'fun'={unsafe_element,_}, args=Var}|List], Var, Res) ->
%% removeUnElems(List, Var, Res);
%% removeUnElems([I=#icode_move{dst=Var}|List], [Var], Res) ->
-%% lists:reverse(Res) ++ [I|List];
+%% lists:reverse(Res, [I|List]);
%% removeUnElems([I=#icode_call{dstlist=Var}|List], Var, Res) ->
-%% lists:reverse(Res) ++ [I|List];
+%% lists:reverse(Res, [I|List]);
%% removeUnElems([I|List], Var, Res) ->
%% removeUnElems(List, Var, [I|Res]);
%% removeUnElems([], _, Res) -> lists:reverse(Res).
@@ -1187,7 +1187,7 @@ printCallList([]) -> io:format("~n").
%% false ->
%% case lists:member(Var, Defs) of
%% true ->
-%% lists:reverse(Res) ++ [I|List];
+%% lists:reverse(Res, [I|List]);
%% false ->
%% removeUnElems(List, Var, [I|Res])
%% end
@@ -1195,7 +1195,7 @@ printCallList([]) -> io:format("~n").
%% false ->
%% case lists:member(Var, Defs) of
%% true ->
-%% lists:reverse(Res) ++ [I|List];
+%% lists:reverse(Res, [I|List]);
%% false ->
%% removeUnElems(List, Var, [I|Res])
%% end
@@ -1203,7 +1203,7 @@ printCallList([]) -> io:format("~n").
%% false ->
%% case lists:member(Var, Defs) of
%% true ->
-%% lists:reverse(Res) ++ [I|List];
+%% lists:reverse(Res, [I|List]);
%% false ->
%% removeUnElems(List, Var, [I|Res])
%% end
@@ -1248,16 +1248,16 @@ printCallList([]) -> io:format("~n").
%% modifyCode([I|Code], Var, Res) ->
%% case scanInstr(I, Var) of
%% {move, Arity, VarLst} ->
-%% Code2 = [#icode_return{vars=VarLst}, I |lists:reverse(Res) ++ Code],
+%% Code2 = [#icode_return{vars=VarLst}, I |lists:reverse(Res, Code)],
%% {Arity, lists:reverse(Code2)};
%% {mktuple, Arity, VarLst} ->
-%% Code2 = [#icode_return{vars=VarLst}|lists:reverse(Res) ++ Code],
+%% Code2 = [#icode_return{vars=VarLst}|lists:reverse(Res, Code)],
%% {Arity, lists:reverse(Code2)};
%% other ->
%% modifyCode(Code, Var, [I|Res])
%% end;
%% modifyCode([], Var, Res) ->
-%% {1, lists:reverse(Res) ++ [#icode_return{vars=Var}]}.
+%% {1, lists:reverse(Res, [#icode_return{vars=Var}]}.
%% scanInstr(#icode_call{dstlist=Var, 'fun'=mktuple, args=Lst}, Var) ->
%% {mktuple, length(Lst), Lst};
diff --git a/lib/hipe/regalloc/hipe_ls_regalloc.erl b/lib/hipe/regalloc/hipe_ls_regalloc.erl
index 4276b8f968..7a00a0534a 100644
--- a/lib/hipe/regalloc/hipe_ls_regalloc.erl
+++ b/lib/hipe/regalloc/hipe_ls_regalloc.erl
@@ -722,7 +722,7 @@ is_free(R, Free) ->
is_free(R, Free, []).
is_free(R, [{R,_}|Rest], Acc) ->
- {true,lists:reverse(Acc)++Rest};
+ {true, lists:reverse(Acc, Rest)};
is_free(R, [X|Rs],Acc) ->
is_free(R, Rs, [X|Acc]);
is_free(_, [], _) ->
@@ -733,7 +733,7 @@ exists_free_register(Start, Regs) ->
exists_free_register(Start, [{Phys, Start0}|Rest], Acc)
when Start > Start0 ->
- {true, Phys, lists:reverse(Acc)++Rest};
+ {true, Phys, lists:reverse(Acc, Rest)};
exists_free_register(Start, [Free|Rest], Acc) ->
exists_free_register(Start, Rest, [Free|Acc]);
exists_free_register(_, [], _) ->
diff --git a/lib/hipe/regalloc/hipe_optimistic_regalloc.erl b/lib/hipe/regalloc/hipe_optimistic_regalloc.erl
index 5bad31ade9..0278a896d2 100644
--- a/lib/hipe/regalloc/hipe_optimistic_regalloc.erl
+++ b/lib/hipe/regalloc/hipe_optimistic_regalloc.erl
@@ -958,9 +958,9 @@ splits_2({Cols, NonCols, OldSpillCost}, L, SpillCost) ->
%% Merge two ordered sub-splits into one.
spillCostOrderedMerge(Spl1, [], Spl) ->
- lists:reverse(Spl) ++ Spl1;
+ lists:reverse(Spl, Spl1);
spillCostOrderedMerge([], Spl2, Spl) ->
- lists:reverse(Spl) ++ Spl2;
+ lists:reverse(Spl, Spl2);
spillCostOrderedMerge(Spl1, Spl2, Spl) ->
{_, _, SpillCost1} = hd(Spl1),
{_, _, SpillCost2} = hd(Spl2),
diff --git a/lib/kernel/doc/src/file.xml b/lib/kernel/doc/src/file.xml
index b3ec9fd33d..6d4b1cb2db 100644
--- a/lib/kernel/doc/src/file.xml
+++ b/lib/kernel/doc/src/file.xml
@@ -1630,6 +1630,11 @@
<desc>
<p>Sets the current working directory of the file server to
<c><anno>Dir</anno></c>. Returns <c>ok</c> if successful.</p>
+ <p>The functions in the <c>file</c> module usually treat binaries
+ as raw filenames, i.e. they are passed as is even when the encoding
+ of the binary does not agree with <c>file:native_name_encoding()</c>.
+ This function however expects binaries to be encoded according to the
+ value returned by <c>file:native_name_encoding()</c>.</p>
<p>Typical error reasons are:</p>
<taglist>
<tag><c>enoent</c></tag>
@@ -1654,8 +1659,8 @@
<tag><c>no_translation</c></tag>
<item>
<p><c><anno>Dir</anno></c> is a <c>binary()</c> with
- characters coded in ISO-latin-1 and the VM was started
- with the parameter <c>+fnue</c>.</p>
+ characters coded in ISO-latin-1 and the VM is operating
+ with unicode file name encoding.</p>
</item>
</taglist>
<warning>
diff --git a/lib/kernel/src/file.erl b/lib/kernel/src/file.erl
index 23cf74f80f..20b703e084 100644
--- a/lib/kernel/src/file.erl
+++ b/lib/kernel/src/file.erl
@@ -199,7 +199,8 @@ get_cwd(Drive) ->
check_and_call(get_cwd, [file_name(Drive)]).
-spec set_cwd(Dir) -> ok | {error, Reason} when
- Dir :: name(),
+ Dir :: name() | EncodedBinary,
+ EncodedBinary :: binary(),
Reason :: posix() | badarg | no_translation.
set_cwd(Dirname) ->
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index 245cd3e280..74ca7ca699 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -1654,7 +1654,16 @@ dec_hello_extensions(<<?UINT16(?SIGNATURE_ALGORITHMS_EXT), ?UINT16(Len),
dec_hello_extensions(<<?UINT16(?ELLIPTIC_CURVES_EXT), ?UINT16(Len),
ExtData:Len/binary, Rest/binary>>, Acc) ->
<<?UINT16(_), EllipticCurveList/binary>> = ExtData,
- EllipticCurves = [tls_v1:enum_to_oid(X) || <<X:16>> <= EllipticCurveList],
+ %% Ignore unknown curves
+ Pick = fun(Enum) ->
+ case tls_v1:enum_to_oid(Enum) of
+ undefined ->
+ false;
+ Oid ->
+ {true, Oid}
+ end
+ end,
+ EllipticCurves = lists:filtermap(Pick, [ECC || <<ECC:16>> <= EllipticCurveList]),
dec_hello_extensions(Rest, Acc#hello_extensions{elliptic_curves =
#elliptic_curves{elliptic_curve_list =
EllipticCurves}});
diff --git a/lib/ssl/src/tls_v1.erl b/lib/ssl/src/tls_v1.erl
index 7c7fdd64c3..7b1f53b969 100644
--- a/lib/ssl/src/tls_v1.erl
+++ b/lib/ssl/src/tls_v1.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2014. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -439,7 +439,9 @@ enum_to_oid(24) -> ?secp384r1;
enum_to_oid(25) -> ?secp521r1;
enum_to_oid(26) -> ?brainpoolP256r1;
enum_to_oid(27) -> ?brainpoolP384r1;
-enum_to_oid(28) -> ?brainpoolP512r1.
+enum_to_oid(28) -> ?brainpoolP512r1;
+enum_to_oid(_) ->
+ undefined.
sufficent_ec_support() ->
CryptoSupport = crypto:supports(),
diff --git a/lib/ssl/test/ssl_handshake_SUITE.erl b/lib/ssl/test/ssl_handshake_SUITE.erl
index 7e8e8d2611..6d020c472b 100644
--- a/lib/ssl/test/ssl_handshake_SUITE.erl
+++ b/lib/ssl/test/ssl_handshake_SUITE.erl
@@ -34,6 +34,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() -> [decode_hello_handshake,
decode_single_hello_extension_correctly,
+ decode_supported_elliptic_curves_hello_extension_correctly,
decode_unknown_hello_extension_correctly,
encode_single_hello_sni_extension_correctly].
@@ -67,6 +68,17 @@ decode_single_hello_extension_correctly(_Config) ->
#renegotiation_info{renegotiated_connection = <<0>>}
= Extensions#hello_extensions.renegotiation_info.
+decode_supported_elliptic_curves_hello_extension_correctly(_Config) ->
+ % List of supported and unsupported curves (RFC4492:S5.1.1)
+ ClientEllipticCurves = [0, tls_v1:oid_to_enum(?sect233k1), 37, tls_v1:oid_to_enum(?sect193r2), 16#badc],
+ % Construct extension binary - modified version of ssl_handshake:encode_hello_extensions([#elliptic_curves{}], _)
+ EllipticCurveList = << <<X:16>> || X <- ClientEllipticCurves>>,
+ ListLen = byte_size(EllipticCurveList),
+ Len = ListLen + 2,
+ Extension = <<?UINT16(?ELLIPTIC_CURVES_EXT), ?UINT16(Len), ?UINT16(ListLen), EllipticCurveList/binary>>,
+ % after decoding we should see only valid curves
+ #hello_extensions{elliptic_curves = DecodedCurves} = ssl_handshake:decode_hello_extensions(Extension),
+ #elliptic_curves{elliptic_curve_list = [?sect233k1, ?sect193r2]} = DecodedCurves.
decode_unknown_hello_extension_correctly(_Config) ->
FourByteUnknown = <<16#CA,16#FE, ?UINT16(4), 3, 0, 1, 2>>,
diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl
index 3a4108e297..acde3ad5d6 100644
--- a/lib/stdlib/src/erl_eval.erl
+++ b/lib/stdlib/src/erl_eval.erl
@@ -18,6 +18,9 @@
%%
-module(erl_eval).
+%% Guard is_map/1 is not yet supported in HiPE.
+-compile(no_native).
+
%% An evaluator for Erlang abstract syntax.
-export([exprs/2,exprs/3,exprs/4,expr/2,expr/3,expr/4,expr/5,
@@ -243,11 +246,18 @@ expr({record,_,_,Name,_}, _Bs, _Lf, _Ef, _RBs) ->
%% map
expr({map,_, Binding,Es}, Bs0, Lf, Ef, RBs) ->
{value, Map0, Bs1} = expr(Binding, Bs0, Lf, Ef, RBs),
- {Vs,Bs} = eval_map_fields(Es, Bs1, Lf, Ef),
- ret_expr(lists:foldl(fun
- ({map_assoc,K,V}, Mi) -> maps:put(K,V,Mi);
- ({map_exact,K,V}, Mi) -> maps:update(K,V,Mi)
- end, Map0, Vs), Bs, RBs);
+ case Map0 of
+ #{} ->
+ {Vs,Bs} = eval_map_fields(Es, Bs1, Lf, Ef),
+ Map1 = lists:foldl(fun ({map_assoc,K,V}, Mi) ->
+ maps:put(K, V, Mi);
+ ({map_exact,K,V}, Mi) ->
+ maps:update(K, V, Mi)
+ end, Map0, Vs),
+ ret_expr(Map1, Bs, RBs);
+ _ ->
+ erlang:raise(error, {badarg,Map0}, stacktrace())
+ end;
expr({map,_,Es}, Bs0, Lf, Ef, RBs) ->
{Vs,Bs} = eval_map_fields(Es, Bs0, Lf, Ef),
ret_expr(lists:foldl(fun
@@ -1113,9 +1123,10 @@ match1({tuple,_,Elts}, Tuple, Bs, BBs)
match_tuple(Elts, Tuple, 1, Bs, BBs);
match1({tuple,_,_}, _, _Bs, _BBs) ->
throw(nomatch);
-match1({map,_,Fs}, Map, Bs, BBs) ->
+match1({map,_,Fs}, #{}=Map, Bs, BBs) ->
match_map(Fs, Map, Bs, BBs);
-
+match1({map,_,_}, _, _Bs, _BBs) ->
+ throw(nomatch);
match1({bin, _, Fs}, <<_/bitstring>>=B, Bs0, BBs) ->
eval_bits:match_bits(Fs, B, Bs0, BBs,
match_fun(BBs),
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index 269e4b34cf..4c0261a1ad 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -225,6 +225,8 @@ format_error({too_many_arguments,Arity}) ->
"maximum allowed is ~w", [Arity,?MAX_ARGUMENTS]);
%% --- patterns and guards ---
format_error(illegal_pattern) -> "illegal pattern";
+format_error(illegal_map_key) ->
+ "illegal map key";
format_error({illegal_map_key_variable,K}) ->
io_lib:format("illegal use of variable ~w in map",[K]);
format_error(illegal_bin_pattern) ->
@@ -1385,19 +1387,20 @@ pattern({cons,_Line,H,T}, Vt, Old, Bvt, St0) ->
pattern({tuple,_Line,Ps}, Vt, Old, Bvt, St) ->
pattern_list(Ps, Vt, Old, Bvt, St);
pattern({map,_Line,Ps}, Vt, Old, Bvt, St) ->
- foldl(fun ({map_field_assoc,L,_,_}, {Psvt,Bvt0,St0}) ->
- {Psvt,Bvt0,add_error(L, illegal_pattern, St0)};
- ({map_field_exact,L,KP,VP}, {Psvt,Bvt0,St0}) ->
- case expr(KP, [], St0) of
- {[],_} ->
- {Pvt,Bvt1,St1} = pattern(VP, Vt, Old, Bvt, St0),
- {vtmerge_pat(Pvt, Psvt),vtmerge_pat(Bvt0, Bvt1),
- St1};
- {[Var|_],_} ->
- Error = {illegal_map_key_variable,element(1, Var)},
- {Psvt,Bvt0,add_error(L, Error, St0)}
- end
- end, {[],[],St}, Ps);
+ foldl(fun
+ ({map_field_assoc,L,_,_}, {Psvt,Bvt0,St0}) ->
+ {Psvt,Bvt0,add_error(L, illegal_pattern, St0)};
+ ({map_field_exact,L,KP,VP}, {Psvt,Bvt0,St0}) ->
+ case is_valid_map_key(KP, St0) of
+ true ->
+ {Pvt,Bvt1,St1} = pattern(VP, Vt, Old, Bvt, St0),
+ {vtmerge_pat(Pvt, Psvt),vtmerge_pat(Bvt0, Bvt1), St1};
+ false ->
+ {Psvt,Bvt0,add_error(L, illegal_map_key, St0)};
+ {false,variable,Var} ->
+ {Psvt,Bvt0,add_error(L, {illegal_map_key_variable,Var}, St0)}
+ end
+ end, {[],[],St}, Ps);
%%pattern({struct,_Line,_Tag,Ps}, Vt, Old, Bvt, St) ->
%% pattern_list(Ps, Vt, Old, Bvt, St);
pattern({record_index,Line,Name,Field}, _Vt, _Old, _Bvt, St) ->
@@ -2237,9 +2240,10 @@ check_assoc_fields([], St) ->
map_fields([{Tag,Line,K,V}|Fs], Vt, St, F) when Tag =:= map_field_assoc;
Tag =:= map_field_exact ->
St1 = case is_valid_map_key(K, St) of
- true -> St;
- {false,Var} -> add_error(Line, {illegal_map_key_variable,Var}, St)
- end,
+ true -> St;
+ false -> add_error(Line, illegal_map_key, St);
+ {false,variable,Var} -> add_error(Line, {illegal_map_key_variable,Var}, St)
+ end,
{Pvt,St2} = F([K,V], Vt, St1),
{Vts,St3} = map_fields(Fs, Vt, St2, F),
{vtupdate(Pvt, Vts),St3};
@@ -2298,11 +2302,64 @@ is_valid_call(Call) ->
_ -> true
end.
+%% is_valid_map_key(K,St) -> true | false | {false, Var::atom()}
+%% check for value expression without variables
+
is_valid_map_key(K,St) ->
case expr(K,[],St) of
- {[],_} -> true;
+ {[],_} ->
+ is_valid_map_key_value(K);
{[Var|_],_} ->
- {false,element(1,Var)}
+ {false,variable,element(1,Var)}
+ end.
+
+is_valid_map_key_value(K) ->
+ case K of
+ {char,_,_} -> true;
+ {integer,_,_} -> true;
+ {float,_,_} -> true;
+ {string,_,_} -> true;
+ {nil,_} -> true;
+ {atom,_,_} -> true;
+ {cons,_,H,T} ->
+ is_valid_map_key_value(H) andalso
+ is_valid_map_key_value(T);
+ {tuple,_,Es} ->
+ foldl(fun(E,B) ->
+ B andalso is_valid_map_key_value(E)
+ end,true,Es);
+ {map,_,Arg,Ps} ->
+ % only check for value expressions to be valid
+ % invalid map expressions are later checked in
+ % core and kernel
+ is_valid_map_key_value(Arg) andalso foldl(fun
+ ({Tag,_,Ke,Ve},B) when Tag =:= map_field_assoc;
+ Tag =:= map_field_exact ->
+ B andalso is_valid_map_key_value(Ke)
+ andalso is_valid_map_key_value(Ve)
+ end,true,Ps);
+ {map,_,Ps} ->
+ foldl(fun
+ ({Tag,_,Ke,Ve},B) when Tag =:= map_field_assoc;
+ Tag =:= map_field_exact ->
+ B andalso is_valid_map_key_value(Ke)
+ andalso is_valid_map_key_value(Ve)
+ end, true, Ps);
+ {record,_,_,Fs} ->
+ foldl(fun
+ ({record_field,_,Ke,Ve},B) ->
+ B andalso is_valid_map_key_value(Ke)
+ andalso is_valid_map_key_value(Ve)
+ end,true,Fs);
+ {bin,_,Es} ->
+ % only check for value expressions to be valid
+ % invalid binary expressions are later checked in
+ % core and kernel
+ foldl(fun
+ ({bin_element,_,E,_,_},B) ->
+ B andalso is_valid_map_key_value(E)
+ end,true,Es);
+ _ -> false
end.
%% record_def(Line, RecordName, [RecField], State) -> State.
@@ -2727,6 +2784,7 @@ check_record_types([], _Name, _DefFields, SeenVars, St, _SeenFields) ->
{SeenVars, St}.
is_var_arity_type(tuple) -> true;
+is_var_arity_type(map) -> true;
is_var_arity_type(product) -> true;
is_var_arity_type(union) -> true;
is_var_arity_type(record) -> true;
@@ -2759,7 +2817,6 @@ is_default_type({iodata, 0}) -> true;
is_default_type({iolist, 0}) -> true;
is_default_type({list, 0}) -> true;
is_default_type({list, 1}) -> true;
-is_default_type({map, 0}) -> true;
is_default_type({maybe_improper_list, 0}) -> true;
is_default_type({maybe_improper_list, 2}) -> true;
is_default_type({mfa, 0}) -> true;
@@ -2790,6 +2847,7 @@ is_default_type({timeout, 0}) -> true;
is_default_type({var, 1}) -> true;
is_default_type(_) -> false.
+%% OTP 17.0
is_newly_introduced_builtin_type({Name, _}) when is_atom(Name) -> false.
is_obsolete_builtin_type(TypePair) ->
diff --git a/lib/stdlib/test/erl_eval_SUITE.erl b/lib/stdlib/test/erl_eval_SUITE.erl
index e6512b7d71..b91d14b5b8 100644
--- a/lib/stdlib/test/erl_eval_SUITE.erl
+++ b/lib/stdlib/test/erl_eval_SUITE.erl
@@ -1451,6 +1451,8 @@ eep43(Config) when is_list(Config) ->
" {Map#{a := B},Map#{a => c},Map#{d => e}} "
"end.",
{#{a => b},#{a => c},#{a => b,d => e}}),
+ error_check("[camembert]#{}.", {badarg,[camembert]}),
+ error_check("#{} = 1.", {badmatch,1}),
ok.
%% Check the string in different contexts: as is; in fun; from compiled code.
diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl
index 5d189006a1..673a3cf159 100644
--- a/lib/stdlib/test/erl_lint_SUITE.erl
+++ b/lib/stdlib/test/erl_lint_SUITE.erl
@@ -63,7 +63,7 @@
too_many_arguments/1,
basic_errors/1,bin_syntax_errors/1,
predef/1,
- maps/1
+ maps/1,maps_type/1
]).
% Default timetrap timeout (set in init_per_testcase).
@@ -91,7 +91,8 @@ all() ->
otp_11772, otp_11771, export_all,
bif_clash, behaviour_basic, behaviour_multiple,
otp_7550, otp_8051, format_warn, {group, on_load},
- too_many_arguments, basic_errors, bin_syntax_errors, predef, maps].
+ too_many_arguments, basic_errors, bin_syntax_errors, predef,
+ maps,maps_type].
groups() ->
[{unused_vars_warn, [],
@@ -3388,12 +3389,61 @@ maps(Config) ->
{error_in_illegal_map_construction,
<<"t() -> #{ a := X }.">>,
[],
- {errors,[{1,erl_lint,illegal_map_construction},
+ {errors,[{1,erl_lint,illegal_map_construction},
{1,erl_lint,{unbound_var,'X'}}],
- []}}],
+ []}},
+ {errors_in_map_keys,
+ <<"t(V) -> #{ a => 1,
+ #{a=>V} => 2,
+ #{ \"hi\" => wazzup, hi => ho } => yep,
+ [try a catch _:_ -> b end] => nope,
+ ok => 1.0,
+ [3+3] => nope,
+ 1.0 => yep,
+ {3.0+3} => nope,
+ {yep} => yep,
+ [case a of a -> a end] => nope
+ }.
+ ">>,
+ [],
+ {errors,[{2,erl_lint,{illegal_map_key_variable,'V'}},
+ {4,erl_lint,illegal_map_key},
+ {6,erl_lint,illegal_map_key},
+ {8,erl_lint,illegal_map_key},
+ {10,erl_lint,illegal_map_key}],[]}}],
[] = run(Config, Ts),
ok.
+maps_type(Config) when is_list(Config) ->
+ Ts = [
+ {maps_type1,
+ <<"
+ -type m() :: #{a => integer()}.
+ -spec t1(#{k=>term()}) -> {term(), map()}.
+
+ t1(#{k:=V}=M) -> {V,M}.
+
+ -spec t2(m()) -> integer().
+
+ t2(#{a:=V}) -> V.
+ ">>,
+ [],
+ []},
+ {maps_type2,
+ <<"
+ %% Built-in var arity map type:
+ -type map() :: tuple().
+ -type a() :: map().
+
+ -spec t(a()) -> a().
+ t(M) -> M.
+ ">>,
+ [],
+ {errors,[{3,erl_lint,{redefine_type,{map,0}}}],[]}}],
+ [] = run(Config, Ts),
+ ok.
+
+
run(Config, Tests) ->
F = fun({N,P,Ws,E}, BadL) ->
case catch run_test(Config, P, Ws) of
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el
index f007f780eb..27397a52fd 100644
--- a/lib/tools/emacs/erlang.el
+++ b/lib/tools/emacs/erlang.el
@@ -2570,9 +2570,9 @@ Value is list (stack token-start token-type in-what)."
(erlang-pop stack))
(if (and stack (memq (car (car stack)) '(icr begin fun try)))
(erlang-pop stack))))
- ((looking-at "catch.*of")
+ ((looking-at "catch\\b.*of")
t)
- ((looking-at "catch\\s *\\($\\|%\\|.*->\\)")
+ ((looking-at "catch\\b\\s *\\($\\|%\\|.*->\\)")
;; Must pop top icr layer, `catch' in try/catch
;;will push a new layer next.
(progn
@@ -2620,9 +2620,9 @@ Value is list (stack token-start token-type in-what)."
;;((looking-at "when\\s *\\($\\|%\\)")
((looking-at "when[^_a-zA-Z0-9]")
(erlang-push (list 'when token (current-column)) stack))
- ((looking-at "catch.*of")
+ ((looking-at "catch\\b.*of")
t)
- ((looking-at "catch\\s *\\($\\|%\\|.*->\\)")
+ ((looking-at "catch\\b\\s *\\($\\|%\\|.*->\\)")
(erlang-push (list 'icr token (current-column)) stack))
;;(erlang-push (list '-> token (current-column)) stack))
;;((looking-at "^of$")
@@ -2913,7 +2913,7 @@ Return nil if inside string, t if in a comment."
(if stack
(erlang-caddr (car stack))
0))
- ((looking-at "catch\\($\\|[^_a-zA-Z0-9]\\)")
+ ((looking-at "catch\\b\\($\\|[^_a-zA-Z0-9]\\)")
;; Are we in a try
(let ((start (if (eq (car stack-top) '->)
(car (cdr stack))
@@ -3124,12 +3124,12 @@ This assumes that the preceding expression is either simple
(defun erlang-at-keyword ()
"Are we looking at an Erlang keyword which will increase indentation?"
(looking-at (concat "\\(when\\|if\\|fun\\|case\\|begin\\|"
- "of\\|receive\\|after\\|catch\\|try\\)[^_a-zA-Z0-9]")))
+ "of\\|receive\\|after\\|catch\\|try\\)\\b")))
(defun erlang-at-operator ()
"Are we looking at an Erlang operator?"
(looking-at
- "\\(bnot\\|div\\|mod\\|band\\|bor\\|bxor\\|bsl\\|bsr\\)[^_a-zA-Z0-9]"))
+ "\\(bnot\\|div\\|mod\\|band\\|bor\\|bxor\\|bsl\\|bsr\\)\\b"))
(defun erlang-comment-indent ()
"Compute Erlang comment indentation.
diff --git a/lib/tools/emacs/test.erl.indented b/lib/tools/emacs/test.erl.indented
index 0dc1b47f0d..1c1086ca58 100644
--- a/lib/tools/emacs/test.erl.indented
+++ b/lib/tools/emacs/test.erl.indented
@@ -749,3 +749,14 @@ commas_first() ->
%% this used to result in a scan-sexp error
[{
}].
+
+%% this used to result in 2x the correct indentation within the function
+%% body, due to the function name being mistaken for a keyword
+catcher(N) ->
+ try generate_exception(N) of
+ Val -> {N, normal, Val}
+ catch
+ throw:X -> {N, caught, thrown, X};
+ exit:X -> {N, caught, exited, X};
+ error:X -> {N, caught, error, X}
+ end.
diff --git a/lib/tools/emacs/test.erl.orig b/lib/tools/emacs/test.erl.orig
index c7d2dc4ce5..a9d09000d2 100644
--- a/lib/tools/emacs/test.erl.orig
+++ b/lib/tools/emacs/test.erl.orig
@@ -749,3 +749,14 @@ commas_first() ->
%% this used to result in a scan-sexp error
[{
}].
+
+%% this used to result in 2x the correct indentation within the function
+%% body, due to the function name being mistaken for a keyword
+catcher(N) ->
+try generate_exception(N) of
+Val -> {N, normal, Val}
+catch
+throw:X -> {N, caught, thrown, X};
+exit:X -> {N, caught, exited, X};
+error:X -> {N, caught, error, X}
+end.